Important (Read me first!)

This post is a commentary and does not contain any copyrighted material of the reference source.

We strongly recommend accessing/buying the reference source at the same time.

Reference Source

You can understand each word more deeply by utilizing the following YouTube Posts and PDF files.
Also, see how to use Englist.me?

All Words (108 Words)

You can learn all the words from basic to advanced levels in the order they appear in the contents.
If you want learn all words quickly, you can use Quick Look Video.

Quick Look

Podcast

Advanced Words (26 Words)

If you are confident in your vocabulary, you may prefer to study with content that covers only advanced-level words.

Word List

You can quickly review the words in this content from the list below.

Word	Meaning	Advanced
whale	n: a very large sea mammal that has a streamlined body and breathes through a blowhole on the head; a very large person; impressive in size or qualities
shark	n: a long-bodied, mostly predatory marine fish that has sharp teeth and a pointed fin on its back; a person who is ruthless, greedy, and dishonest
coral	n: a rock-like substance created in the sea by groupings of specific types of small animals, commonly used in jewelry
reef	n: a long chain or range of rocks or sand near the ocean’s surface
jut	v: to extend out, up, or forward prominently or abruptly; to stick out or protrude
expanse	n: a substance, such as water or oil, that flows freely and is neither a solid nor a gas
mystery	n: something difficult to understand or explain; a secret or enigmatic quality that adds to the fascination or interest of something; a genre of fiction that involves the solution of a crime or a puzzle
opportune	adj: suitable or happening at a time that is suitable or convenient for a particular purpose
complexity	n: the state or quality of being complicated or intricate and difficult to understand
chemical	adj: relating to or connected with chemistry;
biology	n: the scientific study of life and the natural processes of living things
planet	n: any of the nine large celestial bodies that circle in the solar system; any celestial body that revolves around a star
vital	adj: necessary for the success or continued existence of something
oxygen	n: the chemical element with the symbol O that is present in air and water and is necessary for people, animals, and plants to live
breath	n: the air that is taken into and expelled from your lungs; the process of taking into and expelling air from your lungs
regulate	v: to control something, especially by means of rules or laws
temperature	n: the degree of hotness or coldness of a thing or place
pole	n: one of two antipodal points where the Earth’s axis of rotation intersects the Earth’s surface; a long, slender, rounded rod, typically of wood or metal, used as a support or to hang something
unbearable	adj: not able to be tolerated or endured; too difficult, severe, or intense to be dealt with or suffered through; intolerable or insufferable
equator	n: an line of latitude that separates Earth’s northern and southern hemispheres and has a radius of around 40,075 kilometers (24,901 miles)
spill	v: to cause or allow liquid to run or flow over the edge of its container by accident
overfishing	n: the removal of too many fish from a body of water, causing a decline in population levels and harm to the ecosystem
climate	n: the weather in a particular location averaged over some long period
essentially	adv: relating to the essential features or concepts of anything
absorb	v: to take in a fluid or other substance gradually
release	v: to set free or allow to escape from confinement
atmosphere	n: the mass of air that surrounds the Earth; the pervading tone or mood of a place, situation, or creative work
carbon	n: a chemical element that can be found in pure form as diamond or graphite, and it is also an essential part of coal and oil and is found in all plants and animals
sink	v: to submerge or go down below the surface of a liquid or substance; to decline or deteriorate; to cause something to go down into a liquid substance or sink into something else
excess	n: an amount or quantity beyond what is acceptable, expected, or reasonable
trap	n: a piece of equipment or hole for catching animals or people; (verb) to catch animals or people and prevent them from escaping
greenhouse	n: a building with walls and roof made chiefly of transparent material, such as glass, for growing plants in
strategy	n: a detailed plan of action designed to achieve a long-term or overall goal.
overlook	v: to fail to notice something; to watch over someone; to provide a view from above
core	n: the most essential or fundamental part of something
emission	n: the act of production or sending out gas, heat, light, etc.
disagree	v: to have or express a different opinion, idea, etc.
victim	n: a person who has been harmed, injured, or otherwise negatively affected by a particular action, circumstance, or event
hero	n: a person who is admired or idealized for courage, outstanding achievements, or noble qualities; a character in literature or history who is central to the plot and who exhibits heroic qualities
adapt	v: to make fit for or change to suit a new purpose or environment
acid	n: sour; water-soluble chemicals with a sour flavor; any of a variety of generally liquid compounds capable of reacting with and occasionally dissolving other materials
circulation	n: the movement of blood through the body or of a fluid through a system; the number of copies of a newspaper or magazine that are sold
engage	v: to attract and keep someone’s attention and interest; to participate in or obtain services of something
practically	adv: almost or nearly
ecosystem	n: all the plants and living creatures in an area and the way they affect each other and the environment
mangrove	n: a tropical coastal tree or shrub that grows in saline soil and has prop roots that help to stabilize it
seagrass	n: a type of grass that grows in shallow salty or brackish water along coasts
marsh	n: a type of land that is always wet and has soft soil; swamp or bog
acre	n: a unit of land area in the US Customary System and the British Imperial System, equal to 4,840 square yards (= 4,047 square meters)
soil	n: the top layer of Earth in which plants grow
undisturbed	adj: not interrupted or interfered with; left alone; peaceful
destroy	v: to ruin or damage severely or completely; to eradicate or eliminate completely
coal	n: a combustible black or brownish-black sedimentary rock that is found below the ground and burnt to produce heat
communal	adj: belonging to or used by a group rather than individuals; for common use
buffer	n: a device, material, or person that reduces the impact or effect of an external force or provides protection against harm or damage
intense	adj: (especially of a feeling) very strong; extremely sharp or severe
oyster	n: a bivalve mollusk with a rough irregular shell, often eaten raw or cooked, and sometimes used as a pearl-producing animal or a source of mother-of-pearl
flood	n: a large amount of water flowing beyond its normal limits; an overwhelming number or amount
dam	n: a wall constructed over a river to block the flow of water, mainly used to generate energy
superstorm	n: an extremely large and powerful storm, typically characterized by high winds, heavy rain or snow, or destructive storm surges
sandy	adj: covered with or containing sand; (especially of hair color) pale yellowish to yellowish brown
dense	adj: containing a large number of people or something with little space between them
nook	n: a small corner, alcove, or recess, especially one in a room or garden providing a seat or space for quiet
cranny	n: a small, narrow opening or crack, especially in a wall or rock
shore	n: the land along the edge of a sea, lake, broad river, or other large body of water; (verb) to support by placing against something solid or rigid
aquatic	adj: growing or living in, on or near, or connected with water
creature	n: a living being, especially an animal
evolve	v: to develop gradually, or to cause the development of something or someone gradually
interface	n: (computer science) a program that controls a display for the user and that allows the user to interact with the system; (chemistry) a surface forming a common boundary between two things
implement	v: to put a decision, plan, or system into effect
nation	n: a large organized community of people living in a particular country or region and having a particular culture
oceanic	adj: relating to or characteristic of the ocean or its inhabitants; having to do with the vast expanse of saltwater that covers most of the Earth’s surface
atmospheric	adj: about or located in the earth’s atmosphere
association	n: a people or groups of people who have joined in a single organization together for a particular purpose; a social or business connection or relationship
statistics	n: the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data
estimate	v: to guess or calculate the cost, size, value, etc. of something
unmapped	adj: not yet charted, surveyed, or explored; not known, understood, or accounted for
unexplored	adj: not yet examined, investigated, or studied; lacking in knowledge or information; unknown or undiscovered
observe	v: to watch or notice something carefully, often to gather information or insights; to take note of something or someone; to celebrate or commemorate a special event or occasion
imaginary	adj: existing only in someone’s mind
harness	v: to control and exploit the power of something, especially natural resources that produce energy; (noun) a set of narrow pieces of leather and metal that are used to control or hold in place a person, animal, or object
tide	n: the cyclical rise and fall of sea level caused by the moon’s gravitational pull
offshore	adj: situated at or happening in the sea, not far from the shore or land; (of winds) coming from the land
grid	n: a pattern of regularly spaced horizontal and vertical lines; a system of high tension cables by which electrical power is distributed throughout a region
wildlife	n: animals, birds, insects, etc. that grow independently of people and live in natural conditions
aquaculture	n: the cultivation of aquatic organisms such as fish, seaweed, and shellfish for human consumption, as well as for environmental conservation and research purposes
sequester	v: to take temporary possession of someone’s property until a debt is paid.
kelp	n: a large brown seaweed that grows in cold coastal waters
deploy	v: to move troops or weapons into a position or military action; to bring into something in an effective way
human-made	adj: created or produced by humans; artificial
risky	adj: involving the possibility of danger, failure, or loss
chemistry	n: the branch of the natural sciences dealing with the composition of substances and their properties and reactions
engineer	n: a person whose job is designing, building, or maintaining something such as machines, structures, or software
alternative	n: one of two or more available possibilities or choice
footprint	n: a mark of a foot, shoe, or animal’s foot left on a surface
sampler	n: a piece of fabric or other material that has a variety of different stitches or designs worked into it, used as a reference or example of different embroidery techniques; a selection or collection of different samples or examples of something, such as music, food, or products
crisis	n: a time of great disagreement, confusion, or danger when problems must be resolved or critical decisions must be taken
enlist	v: to sign up to serve in the military or a particular organization
excuse	n: a reason or explanation, either true or invented, given to justify a fault or defend your behavior; (verb) to make someone free from blame or clear from guilt
bullet	n: a metal projectile that is shot from a gun
rid	v: to make someone or something free of unwanted or unpleasant tasks, objects, or person
fossil	n: any preserved remains, impression, or trace of any once-living thing that has become hard and turned into rock
fuel	n: a substance that is typically burned to generate heat or energy
vulnerable	adj: capable of being hurt or influenced physically or mentally
thrive	v: to grow vigorously; to make steady progress
integrate	v: to combine one thing with another so that they form a whole or work together; to accept equal participation for members of all races and ethnic groups
fundamental	adj: forming an essential base or core from which everything else develops or is affected
mindset	n: the established set of attitudes or fixed ideas held by someone